Objective c 获取保存的控制器信息块

Objective c 获取保存的控制器信息块,objective-c,objective-c-blocks,Objective C,Objective C Blocks,有可能从block获得信息吗? 就像我有下面的block-typedef void(^TBCompletionBlock)(n错误*错误,id serverResponse) 当我解析如下函数所示的响应时 - (void)handleServerResponse:(id)responseObject responseCode:(NSInteger)code withBlock:(TBCompletionBlock)block { } 我想知道哪个控制器控制isa指针

有可能从block获得信息吗? 就像我有下面的block
-typedef void(^TBCompletionBlock)(n错误*错误,id serverResponse)

当我解析如下函数所示的响应时

- (void)handleServerResponse:(id)responseObject responseCode:(NSInteger)code withBlock:(TBCompletionBlock)block {
}
我想知道哪个控制器控制isa指针